Jawaban:

1. Identifying cause & effect

a) Cause : The presence of fog

Effect : reduced visibility and serious collision

b) Cause : everybody is still in school

Effect : the park is empty

2. Writing sentences

a) My grandma cannot walking because she is still sick

b) This factory has been producing household goods since 1990

3.

For now we are forced to do online learning from home because of COVID 19. Online learning has both negative and positive sides. The positive thing is we can get our work done quickly. But, the negative is we cannot properly grasp the lessons of the technical error arena of the internet